FauxFlawed
FauxFlawed FauxFlawed
  • 04-07-2016
  • Mathematics
contestada

N Squared - N = 90
N =?

Respuesta :

texaschic101
texaschic101 texaschic101
  • 04-07-2016
n^2 - n = 90
n^2 - n - 90 = 0
(n - 10)(n + 9) = 0

n - 10 = 0
n = 10

n + 9 = 0
n = -9

answer is : n = 10 and n = -9
Answer Link

Otras preguntas

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of 235andastandarddeviationof
Jason and Jenny are out on a lunch date. Jason gives Jenny a bouquet that has 4 roses, 3 carnations, and 4 orchids. They decide that Jenny gets to choose their
Help please thanks...............
You put $150 in a bank account that offers a 1% interest rate, compounded annually. How much will you have after 10 years?
Find the range of the graphed function?
What can you add to battery acid to significantly change the ph
Which African American leader joined, and then left the Communist Party?
What is the value of x? A. 68° B. 62° C. 112° D. 124
3x+4=6+7x I need help on this question I'm in algebra and it's confusing
Venus is about 10^8 kilometers from the Sun. Saturn is about 10^9 kilometers from the Sun. About how many times farther from the Sun is Saturn than Venus? 10^